Find the Center and Radius of the Circle $x^{2}+y^{2}+8 x+12 y+16=0$

Multiple Choice

Find the center and radius of the circle.
- $x^{2}+y^{2}+8 x+12 y+16=0$

A) $(4,6) ; r=36$
B) $(6,4) ; r=36$
C) $(-4,-6) ; \mathrm{r}=6$
D) $(-6,-4) ; r=6$